Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 21.56
Milk (kg) -493.00 -0.014 6.90
Fat (kg) -15.72 -0.375 5.89
Prot (kg) -19.87 -0.441 8.77
Fertility Sub Index 3.93
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 1.44 1.117 1.61
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index 2.46
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 30.20

* Based on an €80/tonne carbon price